Air Brakes Endorsement Test | Georgia 2025 #1

Train for FREE online with our Georgia CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a GA Class A/Class B driver license in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.

Number of Question 25

Passing Score 20

Number of Tests 20

1 . When operating a vehicle with a dual brake system, a driver should:

Let the vehicle warm up before driving to ensure that fuel reaches the engine.

Wait to begin driving until the air compressor builds up a minimum pressure of 100 psi in both the primary and secondary systems.

Begin driving just after the vehicle starts.

Pump the pedal about 20 times to build pressure, then begin driving.

Before driving a vehicle with a dual air system, allow time for the air compressor to build up a minimum pressure of 100 psi in both the primary and secondary systems.

2 . What does ABS do?

Prevent wheel lockup

Prevent the air compressor from overheating

Prevent the front brakes from being used on ice

Prevent the brakes from being used if downshifting would be more effective

The purpose of an Anti-Lock Braking System (ABS) is to prevent wheels from locking up during hard applications of the brakes, especially on slippery surfaces.

3 . Dollies equipped with ABS are required to have malfunction lamps located where?

On the rear

On the left side

On the front

On the top

A dolly equipped with an Anti-Lock Braking System (ABS) is required to have a yellow malfunction lamp located on its left side.

4 . A one-way check valve:

Drains the water and compressor oil from the air tanks.

Prevents air from escaping if the air compressor has a leak.

Activates the emergency brakes when there is a leak.

Holds the spring brakes in position until they are used.

A one-way check valve is required to be between an air compressor and the first main reservoir. This valve prevents air from escaping the system if the air compressor develops a leak.

5 . During a static leakage test, the maximum leakage rate for a single vehicle with air brakes is ____ in one minute.

1 psi

2 psi

3 psi

4 psi

When performing a static leakage test on a single vehicle with air brakes, the leakage rate should be no more than 2 psi in a minute. If air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.

6 . Anti-Lock Braking Systems (ABS):

Reduce normal braking capacity.

Are equipped in addition to other braking systems and do not reduce normal braking power.

Are not effective on larger vehicles.

Are illegal in some states.

ABS is equipped in addition to a vehicle's normal braking system and it neither increases nor decreases the vehicle's braking capability. ABS activates during hard applications of the brake pedal in order to prevent wheels from locking up.

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2025 Georgia | Frequently Asked Questions

To secure a CDL Doubles/Triples endorsement in Georgia, you must already possess a Commercial Driver's License (CDL). Then, you must pass the Doubles/Triples endorsement knowledge test. This test covers topics such as coupling and uncoupling, inspecting doubles and triples, and managing cargo. After passing the test, you can add the endorsement to your CDL.

To obtain a CDL Doubles/Triples license, you must already possess a valid Commercial Driver's License (CDL). You will then need to pass the Doubles/Triples endorsement knowledge test. The test covers topics like coupling and uncoupling, inspecting doubles and triples, and managing cargo. After passing the test, you can add the endorsement to your CDL.

While Georgia does not mandate specific training for a CDL Doubles/Triples endorsement, it's beneficial to have practice or training with these types of vehicles. The endorsement requires passing a knowledge test covering areas like coupling/uncoupling and inspecting doubles/triples. Therefore, having experience or training can help in understanding these concepts and successfully passing the test.

Yes, to obtain a CDL Doubles/Triples endorsement in Georgia, you must pass a specific knowledge test. This test covers topics including coupling and uncoupling, inspecting doubles and triples, and managing cargo. It's in addition to any other written tests you've taken for your basic CDL. After passing, the endorsement is added to your CDL.

For the CDL Doubles/Triples endorsement in Georgia, you won't need to perform a road skills test. The process only requires passing a written knowledge test. This exam covers understanding of coupling and uncoupling, inspecting doubles and triples, managing cargo, and other related topics. However, practical skills like maneuvering these vehicles are beneficial for real-world application.

No, it's illegal to operate double or triple trailers without a valid CDL Doubles/Triples endorsement in Georgia. This endorsement is required to ensure the driver understands the additional safety precautions, skills, and knowledge needed to operate these larger, more complex vehicles. Violating this rule may result in fines, penalties, or suspension of your CDL.

You can add the CDL Doubles/Triples endorsement to your existing commercial driver's license. You do not need to initiate a new application for a CDL. However, you will need to take and pass the Doubles/Triples endorsement knowledge test and pay the required fees.

Yes, there are limitations for drivers with a CDL Doubles/Triples endorsement. For instance, drivers must not pull more than one trailer in Georgia unless they have this endorsement. Also, the endorsement does not permit the operation of motorcycles or passenger vehicles carrying 16 or more occupants. It's crucial to understand and follow these regulations to avoid penalties.

In Georgia, the maximum weight for a double/triple trailer with a CDL Doubles/Triples endorsement is 80,000 pounds. The maximum length for a double trailer is 60 feet, while the maximum length for a triple trailer is 75 feet. However, these limits can vary based on factors like road conditions and the type of cargo being transported.

Yes, there are specific safety guidelines for driving double/triple trailers. Drivers must ensure proper coupling and uncoupling of units, maintain a safe following distance, and understand the high rollover risk. They must also conduct pre-trip inspections, manage space around their vehicle effectively, and understand how to negotiate curves, turns, and railway crossings safely. Compliance with these regulations is essential for road safety.